The Ogre adaptation of Vega Strike. This has been ages in the making and is still in an early alpha state.
A graphics engine + toolkit.
XSquare is a graphics engine and toolkit with a variety of features. I created this for use in other projects of mine.
realtime 3d surface rendering library
landshade is a C++ library for quick tesselation of complex 3D data like terrain and other curves surfaces at different levels of detail on modern graphics hardware.